Practice Area Of A Polygon (9.2) - Mensuration

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8 questions

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2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the area of a triangle with base 6 cm and height 4 cm?
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Use the formula Area = 1/2 × base × height.
Question 2.
Find the area of a trapezium with bases 5 cm and 7 cm, and height 3 cm.
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Use the trapezium area formula.
3Question 3.
What is the formula for the area of a trapezium?
- 1/2(b1+b2)h
- b*h
- 1/2*b*h
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Remember it's about the bases and the height.
4Question 4.
True or False: The area of a polygon can be calculated by summing the areas of its decomposed shapes.
- True
- False
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Think about how we broke down shapes into triangles.
Question 5.
How would you determine the area of a complex polygon without specific dimensions using just the angle measures?
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Consider triangle properties to approach this.
Question 6.
Investigate if a polygon with side lengths of 7 cm, 8 cm, 5 cm, and 9 cm can be formed, and determine the area if valid.
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Check the side lengths against each other for inequalities.

4 more questions in this section. Enroll free to practise them all.